Which of the Following, If True, Would Strengthen Kershner's Argument

Which of the following, if True, would strengthen Kershner's argument?

A) The total operating expenses were high in the current year.
B) The company's rent went up 30 percent from the previous year.
C) The cost of goods sold was low compared to gross sales.
D) The company is a small one compared to its competitors.
E) The company has a solid core of fixed assets.